On Fri, 3 Jul 2015, Rich Shepard wrote:
Can you please send the document with the above "chunk" in it?Later.
Aha! Found the problem: it was the Sweave-options box at the top of the document. Removed that and all's well. Obviously, knitr does not like that remnant. Sorry for the distraction ... please return to your regularly scheduled day-before-a-big-USA-holiday activities. Carpe weekend, all, Rich
